JUL-302 Extremely attractive husband and wife exchange game

He has been married to his wife Ririko for 5 years and has lived with him for 10 years. Now the couple hasn't been in separate beds in over a year. That joy for us is BBQ with Mr. and Mrs. Uchimura who live in the same apartment. We both had sexual problems. During the BBQ party, Mr. Uchimura came up with the idea of an exchange couple from the words "exchange" I uttered, and we would exchange couples for a day. The pair initially exchanged hopes of arousing each other's jealousy, but they never thought Ririko would be stolen